eBay

Description:
1: APP has a timer shutdown function
2: Classic mechanical volume knob
3: [Audio input] AUX + Bluetooth + U disk + USB sound card
4: [Protection Mechanism] Overheating, overcurrent, short circuit, anti-static protection
5: Small and exquisite

[Product Model]ZK-502A
[product name] 2.0 channel 50Wx2 stereo Bluetooth audio power amplifier
[Audio input] AUX + Bluetooth + U disk + USB sound card
[Bluetooth version]5.1
[Audio output] Left channel 50W+Right channel 50W
[Adapter power supply] DC9~24V /≥3A (can not be connected to AC)
[Adapter speaker] 10-50W, 4-8Ω
[Volume adjustment]Classic mechanical knob (with volume scale), stepless adjustment
[Switch machine]Classic mechanical switch, one turn to switch the machine, no need to wait for a long time
[Protection mechanism]Overheating, overcurrent, short circuit, anti-static protection
[Features] Support Wuzhi Audio APP. Modify and change the bluetooth name, password setting, volume adjustment of prompt sound, on/off prompt sound, sleep aid, sound effect selection + custom sound effect, U disk playlist.
[Product size] 78*50*18mm
[product weight] net weight 46g including packaging 80g
Note: It is recommended to use an 8Ω speaker and power supply of 9-24VDC without overvoltage.
If driving a 4Ω speaker, the power supply cannot exceed 12V.

Package includes:
1* ZK-502A Bluetooth Audio Digital Power Amplifier Board Module

Payment Method
Shipping Policy
Feedback

Payment Method

Payment must be received in 5 business days of auction closing.
Please leave note for your special request (e.g. Colors or Size) when you pay the order.
Any special request cannot be accepted after 24 hours of payment, because most of orders will be processed instantly and same day dispatched.

Shipping Policy

1. We only ship to the confirmed address provided by eBay. please make sure your ebay address is 100% matches the address you would like us to ship to. If not, please let us know before we sent you the package, or we will not be responsible for any loss. hope you could understand.
2. Orders will be processed instantly and dispatched within 1-3 business days except hoilday, so we do NOT accept any email/message note after you place orders.
3. All package need to wait 30 days,Please take care it.Less than 30 days,we can't take a refund.

Feedback

We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important to us. We request that you keep in touch with us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns.