Helmet Stereo Subwoofer Handfree Phone Call With Wireless Bluetooth Function

Motorcycle Helmet Stereo Subwoofer With Wireless Bluetooth Function Description: Open the key to open the sound without any action automatically enter pairing status Open the phone Bluetooth, and search for BT Search out BT, click connect to complete the connection Placed on the helmet bluetooth stereo, pasted on the side of hat or visor, comes with velcro Bluetooth stereo music stuck in different places, for example on the table, on the wall You can make a phone call with Bluetooth stereo, built-in noise sensitive microphone You can anwser the phone call by saying "YES" Specification: Operating voltage: 3.4 ~ 4.3V Current job: "50 MA Working temperature: -20 ~ 50 Standby current: 0 MA Temperature: "70 Bluetooth connection distance: 10M Audio Frequency Response: 120HZ ~ 12KHZ Audio Distortion: 1% Audio SNR: "60db Audio output power: 3W Speaker Battery: 400mAh lithium polymer battery temperature L * W * H: 77mm * 23mm * 14mm Dustproof and waterproof: IP54 Package Included: 1 X Motorcycle Helmet Stereo Subwoofer