Geeoo BL-111 Voice Changer ENC Neckband Headphone Summary: The Geeoo BL-111 Voice Changer ENC Neckband is a Bluetooth neckband Headphone that comes with a voice changer feature. It has an in-ear headphone design and supports Bluetooth protocol HFP/HSP/A2DP/AVRCP. The device is waterproof with an IPX5 rating and has a Bluetooth version of V5.0. The music time is 8 hours, and the call time is 12 hours. Specification: Title: Geeoo BL-111 Voice Changer ENC Neckband Brand: Geeoo Connectivity Type Bluetooth Warranty Period 7 Days Colour Black Country of Origin Bangladesh Bluetooth Bluetooth 5.2 Wearing Type NeckBand Model BL-111 Battery Capacity 200mAh Impedance 32 Ω ± 15% Sensitivity -42dB ± 3dB Frequency Range 20-20000 Hz Play time >20 Hours Bluetooth Range 10m barrier-free
