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Ships within 48 hours · Estimated delivery Jul 25 - Jul 30
Working current: headset jack: USB+3
Built-in sound-absorbing and noise-reducing microphone
Loading Container 20GP: 596 cartons * 80 pcs = 47680 pcs
adjust the keystone wheel till you get clear picture
5.0 Bluetooth Headset For Helmet Waterproof Windproof & Noise Reduction Bluetooth Headset Tripod Heads Working current: headset jack: USB+31. Bluetooth distance: more than 10 meters 2. Answering method: automatic 3. Input method: bluetooth 4. Speaker specifications: diameter 50 mm, 32 ohms 0. 5W 5. Charging voltage: USB5V 6. Response frequency: 180 2000KHZ 7. Distortion: less than 1% 8. Sound to noise ratio: greater than 80dB 9. Power supply: built in lithium battery 800MA 10. Bluetooth version: bluetooth 5. 0 11. Dimensions: diameter 60x17 mm 12. Weight: 75 grams Product features: 1.