Brand: Others Product Type: Neckband Type: Neckband Compatibility: All Smartphones Multipack: 1 Color: Product Dependent Mic: Yes Bluetooth Version: 4.2 Charging Type: Micro USB Battery Charge Time: 2 Hours Battery Backup: 15 Hours Frequency: 20 Hz Control Button: Yes Play Time: 14 Hours Dynamic Driver: 10 mm Transmission Distance: 10 Mtr Noise Cancelling: Yes Sweat Proof: No Water Resistant: No Sizes: Free Size