Servnet RSS Feeds - Electronics

Placa amplificadora de áudio digital dc 12v bluetooth 5.0 ac 110v 220v subwoofer microfone duplo karaokê amp alto-falante home theater diy 30w 50w

luiz souza — Wed, 01 Apr 2026 22:07:14 -0300

✔ Price: $43.80

Informações gerais

Placa amplificadora D50:

Características:

* Suporte para leitura de músicas MP3 no cartão TF e no disco U.

* Suporta ajuste independente de agudos, graves e volume mestre.

* Com entrada AUX Audio, pode ser conectado ao computador, telefone ou CD.

* Entrada dupla de microfone, reverberação ajustável, Bluetooth integrado e rádio FM.

* Suporte para placa de microfone sem fio (não incluída).

* Adequado para alto-falante de 4 a 8 ohms, potência inferior a 200 W.

Especificação:

Nome: placa amplificadora

Material: plástico + metal

Tensão: CA 220 V/50 Hz, CA 110 V/60 Hz, CC 12 V

Potência nominal: 50W

Potência de saída: 50W-300W

Tamanho da abertura do alto-falante: 5*15,6 cm

Embalagem incluída:

1 x placa amplificadora

1 x cabo de alimentação (UE/EUA)

1 x fio de alto-falante

1 x linha CC

1 x controle remoto

Super Mini Hearing Aid Ear Sound Amplifier Adjustable Tone Hearing Aids Portable Ear Hearing Amplifier for the Deaf Elderly

luiz souza — Mon, 23 Mar 2026 22:03:05 -0300

✔ Price: $7.99

Digital Radio Built-in Speaker Portable Mini Radio SW/AM/FM Battery Operated Telescopic Antenna for Indoor Outdoor Emergency Use

luiz souza — Mon, 23 Mar 2026 21:24:11 -0300

✔ Price: $16.99

Digital Radio Built-in Speaker Portable Mini Radio SW/AM/FM Battery Operated Telescopic Antenna for Indoor Outdoor Emergency Use

Feature:
1. SW/AM/FM Radio: The best way to tune in to your favorite FM, AM, and SW portable radio stations anytime, anywhere. Enjoy a wide range of radio options and stay connected to the latest news, music, and entertainment. (Note: KK19 model supports only FM/AM).
2. Compact and Portable Size: This handheld outdoor radio is compact and easily fits into your pocket or bag. Take it with you on-the-go and never miss out on your favorite programs while traveling, camping, hiking, or during any outdoor activities.
3. Multiple Power Options: Choose from various power options based on your preference. The KK9 and KK19 models of pocket pointer radio require 2 AA batteries (not included), providing convenient and long-lasting power. Alternatively, consider the KK67 or KK78 models that have a built-in rechargeable battery with a capacity of 500mAh, offering over 800 hours of continuous playtime. Perfect for indoor, outdoor, or emergency use.
4. High-Quality Speaker: The built-in speaker delivers exquisite sound quality, allowing you to enjoy AM, FM, and SW broadcasts with clarity and precision. Experience digital radio programs with immersive audio that enhances your listening pleasure.
5. Long-Distance Reception: The long-distance reception capability of this stereo radio allows you to tune in to stations from almost any location. Whether you're in a remote area or experiencing weak signal strength, this portable radio ensures you can still enjoy your favorite radio stations without interruption.

Specification:
Origin: Mainland China
Function: Built-In Speaker
Type: FM
Style: Portable
Product size: as shown
Power supply method:
KK9 KK19 2 AA batteries (not included)
kk67 KK78 Built-in rechargeable battery 500 mAh
Band Type : Full Band

FM : 88-108MHz
AM : 53-160MHz
Radio tuning method: Pointer type
Sound Channel: Mono
Applicable people: Universal

Note:
Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
Please allow 1-2cm measuring deviation due to manual measurement.

BC-R21 Portable AM FM Radio Receiver Player Built-in Speaker with a Standard 3.5MM Headphones Handheld Lightweight Ultra Thin

luiz souza — Mon, 23 Mar 2026 21:04:13 -0300

✔ Price: $13.80

Portable AM FM Radio Receiver Player Built-in Speaker with a Standard 3

.5MM Headphones Handheld Lightweight Ultra Thin

76-108MHz DIY Kit FM Radio Transmitter and Receiver Module Frequency Modulation Stereo Receiving PCB Circuit Board

luiz souza — Tue, 17 Mar 2026 14:42:22 -0300

✔ Price: $9.85

76-108MHz FM Stereo Radio DIY Kit Wireless FM Receiver Module Frequency Modulation Electronics Soldering Practice Project DC 2.7V-3.3V

D10-II 12V 24V Car Bluetooth Amplifier Board AUX TF Card USB 30-120W for 4 Ohm 40W Speaker 220V EU Subwoofer Audio Amp Module

luiz souza — Tue, 17 Mar 2026 14:28:25 -0300

✔ Price: $24.89

AC DC 5V 6V 8V 9V 10V 12V 13V 14V 15V 24V Power Supply Adapter 1A 2A 3A Transformers 220V To 12V Power Supply 5 9 12 24 V Volt

luiz souza — Tue, 17 Mar 2026 14:12:09 -0300

✔ Price: $2.99

ANENG SZ304 Digital 2000 Counts Multimetes AC/DC Votage Current Resistance Ohm NCV High Precision Professional Multimetro Tester

luiz souza — Mon, 16 Mar 2026 22:43:38 -0300

✔ Price: $28.74