Receivers & Amplifiers - Huge Savings! Save up to 15%


Huge Savings! Up to 15% off on Receivers & Amplifiers at The Crypto Wiki. Top brands include FX Audio, AC Infinity, SENUCN-AUDIO, OSD Audio, Nobsound, TaoTronics, Pyle, Douk Audio, AOSHIKE, Dilvpoetry, Fosi Audio, & Adafruit. Hurry! Limited time offers. Offers valid only while supplies last.



Dilvpoetry FX 502SPRO HIFI Audio Stereo Digital Amplifier Power Home TPA3250 Mini Portable Preamplifier Class D Power Amplifier(Black)
By FX Audio
In Stock
$67.99

mpn: US-FX-502PRO-B, ean: 0740229350929,

4.5 out of 5 stars with 68 reviews
FX 502SPRO HIFI Audio Stereo Digital Amplifier Model: 502SPRO Color : Black Item Weight : 0.5KG/1.1Ib Dimensions: 15.8 * 9.2 * 4.2 CM (6.2 * 3.6 * 1.6 In) Distortion: 0.01% Frequency response: ±1 dB Signal to noise ratio: 101 dB Power supply: (4Ω) 70 W (8Ω) 35 W Input sensitivity: 775 mV Supply voltage: DC 12 - 24 V Package includes : 1 * FX 502SPRO Amplifier 1 * 24V 4A Power adapter 1 * Warranty CardAdaptability: It can connect mobile phones, laptops, MP3/5, TVs, desktop computers,


AC Infinity MULTIFAN S7-P, Quiet Dual 120mm AC-Powered Fan with Speed Control, for Receiver DVR Playstation Xbox Component Cooling
By AC Infinity
In Stock
$25.99

mpn: AI-MPF120P2, ean: 0854759004778,

4.1 out of 5 stars with 77 reviews
Product Description The ultra-quiet cooling fans can be positioned to stand upright or laid flat to cool various electronics and components. Includes eight large anti-vibration rubber feet and a 6-foot power cord. The included turbo power adapter increases the fan's RPM by 25% and boosts CFM ratings for higher airflow. It also enables the fan to be powered through a standard wall outlet. The two fans are permanently connected by a 2.5 feet cord and share the same multi-speed controller. Each


SENUCN-AUDIO Tube-T1 Preamplifier, 6J1 Vacuum Tube Amplifier Buffer Mini Hi-Fi Stereo Preamp with Treble & Bass Tone Control for Home Audio Player
By SENUCN-AUDIO
In Stock
$39.99

mpn: TUBE-T1, ean: 6921279268707,

4.2 out of 5 stars with 67 reviews
Why there is a noisy and how to to? 1.Tubes. Check whether the tubes are plugged well on the tube sockets or not. 2.Your sound source. Check your input device and try other input sound source devices. 3.Poor quality audio cables or incompletely connection. Check if the cables are connected firm and replace a new audio cable. 4.Signal Interference. Devices like routers, mobile phones will also interfere in the audio signal and may cause static noise, keep away from the device like this. PAY


XWB50 In Wall 50W Amplifier w/Bluetooth Wireless, 3.5mm Local Source Aux Input, Power Plug Decora Plates, Including all Connecting Cables and Power Supply - OSD Audio
By OSD Audio
In Stock
$99.95

ean: 0819603012811,

4.5 out of 5 stars with 140 reviews
OSD Audio’s Bluetooth-ready in-wall volume control with amplification lets you control the audio remotely through your cellphone, tablet or computer and enjoy whole house audio without the need of a separate amplifier or receiver. OSD Audio’s XWB50 In-wall Volume Control provides the convenience of Bluetooth control within an unobtrusive and easy-to install system. Packed with features, this in-wall VC includes a 50W amplifier so there’s no need to power it through a separate source.


Nobsound USB DAC Digital to Analog Converter HiFi Audio Decoder Headphone Amp 24Bit/192K (Black)
By Nobsound
In Stock
$64.99

mpn: GFJ641H,

4.6 out of 5 stars with 128 reviews
Specifications: Headphone output power: 305MWatt @32Ohm RMS Frequency response: 10Hz- 20Khz(+/- 0.5dB) S/N ratio (DC to 20Khz): >110dB THD+N: (1 KHz FS 96 kS/s)Mac/PC plug-n-play, no special software is needed, RCA and 6.35mm headphones outputs;. USB and optical coaxial S/PDIF inputs, can choose the input mode. With the volume control knob that can adjust the headphones as well as the RCA output;. Hi-Fi headphone amp chips TPA6120 OPA2134 with UPC1237 headphones protect circuit for any




Home Audio Power Amplifier System - 2X40W Mini Portable Dual Channel Surround Sound Stereo Receiver Box w/ LED - For Amplified Subwoofer Speakers, CD DVD Player, Theater via 3.5mm RCA - Pyle PCA2
By Pyle
In Stock
$40.98
$34.94
You Save: 15%

mpn: PCA2, ean: 0068888893404,

4.5 out of 5 stars with 150 reviews
The PCA2 mini stereo power amplifier from Pyle provides up to 40W of power on each channel at 4 Ohms. Connect your inputs using the RCA jacks, and output an amplified audio signal over standard speaker push jacks. It's compatible with any audio or computer device--you can even hook up an iPod using a 3.5mm to RCA jack converter. A master volume control on the front lets you adjust the gain, and treble, bass, and volume controls on the front let you tweak your sound to exactly how you want it.


Nobsound NS-05G PRO 100W (50W x 2) Bluetooth 4.0 Power Amplifier Hi-Fi Stereo Class D Mini Digital Amp Home Speaker Audio System 2.0 Channel TPA3116D2
By Douk Audio
In Stock
$59.99

mpn: DZ004_US,

4.1 out of 5 stars with 52 reviews
Note: Please connect power supply with the device firstly and then plug it into socket. Otherwise there may be electric spark. How to use: ① Plug the power supply with NS-05G PRO firstly and then to the wall (the switch should be off) ② Connect speakers to NS-05G PRO and keep the amplifier off ③ Turn on the amplifier and search for Bluetooth name ''Breeze'' ④ Click the name to connect the amplifier and play music ⑤ For AUX input, just plug your RCA cable into the input port


AOSHIKE TPA3110 2.1 Channel Bluetooth Subwoofer Amplifier Board 15Wx2+30W Active Digital Amp Lossless HIFI Audio system DIY
By AOSHIKE
In Stock
$18.95

mpn: B2D1161, ean: 0705169113751,

4.1 out of 5 stars with 90 reviews
Product description: TPA3110D2 is a 15W (per channel) High Efficiency, Class D Audio Power Amplifier for Driving Bridged Stereo Loudspeakers Product parameters: Product Name: 2.1 Channel Bluetooth Digital Amplifier Board Current: DC8-20V Speaker: 4-8 Ohm Output power: 15W*2+30W (bass) Channel: 2.1 channels Features: 1. Advanced electromagnetic interference (EMI) 2. Electromagnetic Compatibility (EMC). 3. SpeakerGuard protection circuit system 4. DC detection circuit and output stage protection.


AC Infinity Black Ventilation Grille 18", for PC Computer AV Electronic Cabinets, also mounts three 120mm Fans
By AC Infinity
In Stock
$19.99

mpn: AI-MFB9, ean: 0854759004686,

4.5 out of 5 stars with 55 reviews
Overview The Cabinet Ventilation Grille is a 17.5 by 6.1 inch metal grille that can be installed into cabinets and walls to help increase ventilation. It can also be used in conjunction with a fan system to act as a passive intake or exhaust vent. The kit includes optional 120mm fan guards and hardware to secure three 120mm fans, the most popular size for computers and DIY applications, onto the grille. To mount your fans and grille into your cabinet or wall, you would need to cut a square hole


AOSHIKE 12V WAV WMA MP3 Decoder Board Bluetooth Audio Receiver Decoder Board With Recording Audio Amplifier Modification DIY
By AOSHIKE
In Stock
$14.85

mpn: AOSHIKE, ean: 0675663403743,

4.9 out of 5 stars with 17 reviews
Support for recording function, microphone recording, radio recording, audio input recording, long press EQ button to enter recording function. When recording, you need to insert a USB flash drive or SD card to save the recording file. The file is saved in MP3 format. Supports external audio signal input function. Both the panel and mainboard have audio input interfaces. Support format :Support MP3, WAV, WMA Opening instructions Open power non device display display welcome word No devices


Dilvpoetry PJ M8 - Vacuum Tube Amplifier Digital Audio Stereo Preamplifier HiFi Class D Bass 2 Channels Bluetooth Home Audio Receiver (Silver)
By Dilvpoetry
In Stock
$85.99

mpn: US-PJ-M8-S, ean: 0651312004868,

4.2 out of 5 stars with 89 reviews
M8 6J1Vacuum Tube Preamplifier Bluetooth Tube Amplifier Model: M8 Color :Silver Item Weight : 700克/24.6OZ Dimensions: 16 * 11.5 * 7 CM (6.3*4.5*2.7 In)(Including the height of the vacuum tube) Audio input: RCA input , 3.5 stereo input, Wireless Bluetooth Voltage input: 19V 4.7A Number of Channels: 2 Signal to noise ratio: 99 dB Frequency: 50Hz-60Hz            M7 has multiple sets of audio input, front panel with audio switch, a variety of audio input free switch, as you like.


AOSHIKE 2x100W TDA7498 Dual Channel Digital Stereo Amplifiers Audio Power Amplifier Board for 8Ω Subwoofer Computer Speaker
By AOSHIKE
In Stock
$15.75
$14.59
You Save: 7%

mpn: AOSHIKE-025, ean: 0797566875424,

4.5 out of 5 stars with 143 reviews
Descriptions: High Power Class D Digital Amplifier Power amplifier chip: TDA7498 (2X100W) Output power: 100W +100 W (32 V power supply, impedance 4 ohms maximum output) Output impedance: 4 to 10 ohms (8 ohms best) Operating voltage: 15 ~ 34VDC reverse polarity protection with input polarity Recommended voltage: 24V DC power supply Working efficiency: 90% Specifications Model: SW-HF78 The need for larger power supply Recommended Power: 24V voltage output current of 5 A or more (power shortage in


Fosi Audio Bluetooth 5.0 Music Receiver DAC APTX-HD Low Latency Hi-Fi Adapter for Home Stereo, Headphone Amplifier/Pre-amp/Digital-to-Analog Converter
By Fosi Audio
In Stock
$66.99

mpn: BT5.0,

4.7 out of 5 stars with 142 reviews
PCM5102 independent decoding, using the I2S protocol transmission, sounds better than the Bluetooth player without decoding output, more details, and bigger dynamic. Distortion degree: THD+N: -86dB Supported Bluetooth profiles: aptX(BT 4.2), aptX-HD(BT5.0) D/A converter: ES9023(BT4.2) / PCM5102(BT5.0) Power requirement: 5V, 1A or more Headphone impedance: 10 ohms to 64ohms Headphone amplifier: AD823  Operation range:


TB20A TPA3116D2 Stereo Amplifier 2.1 Channel Class D Audio Amp with Subwoofer Volume Control 2x50W 1x100W Sub Output Super Bass Power Receiver, Treble Bass Independent Adjustment + Power Supply
By Fosi Audio
In Stock
$76.99

mpn: tb20a,

4.2 out of 5 stars with 35 reviews
Additional Notes: 🍎Please plug the power cord into the amp THEN the wall. Parameter: 1. Power supply range: 12v-25v; 2. THD: ≤ 0.04%; 3. Frequency Range: 20Hz - 20kHz (±1 dB); 4. SNR: ≥ 98dB; 5. Input sensitivity: ≤ 280mV; 6. Terminating impedance: 2Ohm - 8Ohm; 7. Output power: 50W + 50W + 100W Sub; 8. Input mode: Analog; 9. Power supply: 19V 4.74A 90W; 10. Supplied Accessories: Amplifier, Power supply, AC power cord, Manual.Come with the 19V power adapter that can be


Nobsound Mini Dual TPA3116 Digital Power Amplifier HiFi Stereo Amp Audiophile-Grade 2.0 Channel 100W×2 NE5532P Pre-Amp (Black)
By Nobsound
In Stock
$45.00

mpn: 4330976560, ean: 7717842115221,

4.4 out of 5 stars with 138 reviews
Power supply: Power range: 8-25V (compatible with most laptop power supplys) Interface:outer diameter 5MM,inner core 2.1MM We recommend using 17-22V power supply. Power supply voltage: 12V ------- 8 Ohm speaker / 12W (left channel) + 12W (right channel), 4 ohm speaker / 20W (left channel) + 20W (left channel) 15V ------- 8 ohm / 18 + 18W, 4 ohm / greater than 30 + 30W 19V ------- 8 ohm / 32 + 32W, 4 ohm / greater than 45 + 45W 24V ------- 8 ohm / 38 + 38W, 4 ohm / greater than 55 + 55W


Stereo 20W Class D Audio Amplifier - MAX9744
By Adafruit
In Stock
$18.73

mpn: 1752, ean: 0701980281716,

4.9 out of 5 stars with 62 reviews
Pump up the volume with this 20W stereo amplifier! This slim little board has a class D amplifier onboard that can drive 2 channels of 4-8 ohm impedance speakers at 20W each. Power it with 5-12VDC using the onboard DC power jack and plug stereo line level into the 3.5mm stereo headphone jack and jam out with ease. Since it's class D, its completely cool-running, no heat sinks are required and it's extremely efficient - up to 93% efficiency makes it great for portable or battery powered rigs.We


AC Infinity White Ventilation Grille 12", for PC Computer AV Electronic Cabinets, replacement grille for AIRPLATE S7/T7
By AC Infinity
In Stock
$15.99

mpn: AI-MFW7, ean: 0854759004709,

4.1 out of 5 stars with 126 reviews
Overview The Cabinet Ventilation Grille is a 11.7 by 6.1 inch metal grille that can be installed into cabinets and walls to help increase ventilation. It is the same exact dimensions as AIRPLATE S7 and T7 and can be used to replace their black mounting frames by using a a phillips head screwdriver. The frames can also be used in conjunction with a fan system to act as a passive intake or exhaust vent. The kit includes two optional 120mm fan guards and hardware to secure two 120mm fans, the most


Nobsound Mini 200W (100W×2) Bluetooth 4.2 TPA3116 Digital Amplifier HiFi Stereo Class D Power Amp with Power Supply
By Douk Audio
In Stock
$62.00

mpn: DZ036, ean: 3265575524253,

4.5 out of 5 stars with 110 reviews
Parameters: Brand: Nobsound Color: black Chip: TPA3116*2 OP-amp: NE5532 Size: 90 * 108 * 36 mm / 3.54 * 4.25 * 1.42 in Net Weight: 355 g / 0.78 lb Output Power: 200W (100W * 2) Channel: 2.0 Power Range: DC12V-24V THD: ≤ 0.5% SNR: ≥ 95dB Frequency Range: 10Hz -40kHz Packing List: 1* Digital Power Amplifier 1* Power AdapterMost Cost-effective: you can enjoy high quality music with low price, and easily adjust music style you want with independent treble & bass tone control. TPA3116 Chip *2 +


Pyle 2X40 Watt Home Audio Speaker Power Amplifier - Portable Dual Channel Surround Sound Stereo Receiver w/ USB IN - For Amplified Subwoofer Speakers, CD DVD, MP3, Theater via 3.5mm RCA Input - PCAU22
By Pyle
In Stock
$39.41

mpn: PCAU22, ean: 0652780631020,

4.6 out of 5 stars with 17 reviews
The Pyle PCAU22 Home Amplifier is perfect for powering any stereo system. Complete with USB port and 2 x 40 watts of power, this simple to use and durable amp has bass and treble controls, a slick blue LED output level display, L/R RCA inputs, and 4 speaker outputs. Using sophisticated circuitry and premium components for uncompromising musicality, this product is famous for delivering powerful and accurate sound. This small but powerful amp delivers clear and crisp audio for the listener.



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