3pcs M18 Bluetooth 4.2 Audio Receiver Module Lossless Car Speaker Headphone Amplifier Board Wireless Refit
- Description
For different needs of customers, we offer 3 versions for you to choose from:
| Function / Model | M18 (this item) | M28 (Product ID: 1486747) | M38 (Product ID: 1486746) |
| Micro power supply | × | √ | √ |
| Audio headphone jack | × | √ | × |
| Built-in amplifier | × | × | √(5W+5W) |
| Lithium battery powered | √ | √ | √ |
| Support USB sound card, free drive | × | × | √ |
| Volume memory/adjustment | √ | × | × |
| MUTE mute interface | √ | × | × |
| Button extension | √ | × | × |
| Bluetooth version | bluetooch V4.2 | ||
| Support Bluetooth protocol | HFPV1.7, A2DPV1.2, AVRCPV1.5, AVCTPV1.2, AVDTPV1.2 | ||
| Format support | Support WAV/WMA/FLAC/APE/MP3 lossless decoding, stereo two-channel output | ||
| Operating Voltage | 5V/3.7V-4.2V | ||
| Broadcast status not connected | 5.5MA | ||
| Connection working status | 20MA | ||
| Deep sleeping | 3UA | ||
| Transmission distance | 20 meters (empty or low interference environment) | ||
| Operating temperature | -40°C to +85°C | ||
| Sensitivity | -87dbm | ||
Introduction:
| Pin | Function | Description |
| 1 | KEY | Button control terminal (4 button functions, additional resistors such as wiring diagram) |
| 2 | MUTE | Mute control terminal (output high level 3.3V when muting, output low level during playback) |
| 3 | VCC | Positive power supply 5V (lithium battery 3.7V power supply requires short circuit diode) |
| 4 | GND | Power negative / audio signal ground |
| 5 | L | Left channel output |
| 6 | R | Right channel output |
3 x M18 Module
- Reviews (28)
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- Q & A
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: Where is the origin of Elecbee products? Are they certificated?2023-03-03
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Answer:
Elecbee has long-term cooperation agreements with the OEM factories in China. So that we are able to reduce the intermediate channel cost, and help you save money. Our products are all made strictly according to the relative global standard, to ensure the products have good compatibility and excellent quality.
2023-03-03
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: What forms of payment do you accept?2023-03-03
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Answer:
Our main payment methods include Paypal, Credit Cards, Debit Cards, Bank Transfer, and more to discover. Please choose the payment methods in your favor.
2023-03-03
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: When will you arrange shipment?2023-03-03
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Answer:
After confirming receipt of your payment. We will arrange the delivery as soon as possible and upload the courier number to the website for you to track.
2023-03-03
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: How to exchange or return?2023-03-03
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Answer:
1. You can apply to return within 30 days after receipt of the goods. Please make sure the outside package is intact, and the product is in its original condition. We will arrange your refund according to the relevant provisions once the package is received.
2. Return process: You Apply for a Return - Approve the Return - Arrange a Return - Receive the Products and make Inspection - We arrange a Refund;
3. We will bear the freight charges for returns caused by us, for instance, the quality problem. As to returns caused by the buyer, the buyer should be responsible for the shipping fee.
2023-03-03
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