Sunglasses Bluetooth 3.0 MP3 A2DP for Bluetooth Devices EMP-330058 This amplifier will upgrade automatically

This amplifier will upgrade automatically without any setting

do not worry about being damaged by weather

The headsets contain two pieces which can be used separately with someone sharing music or broadcast (within reasonable distance)

Cable length: 1

Net weight: 168 g / 5

Sunglasses Bluetooth 3.0 MP3 A2DP for Bluetooth Devices EMP-330058 This amplifier will upgrade automaticallyProduct Features: This eyewear is bluetooth equipment made with lastest tecnology Can be connected with mobile, computer, notebook, or other bluetooth devices Operating frequency range: 2. 4GHz 2. 48GHz Bluetooth: 3. 0 Range of wireless connection: 10m Built in battery: 350mAh Talk time: 6hours Stand by time: 150hours Net weight: 45 g 1. 59 oz Size: 15 x 70 x 50 mm 0. 59 x 2. 76 x 1. 97 inch Note: The USB cable is not included. But You can find it