"Description

Neckband, small loudspeaker held or worn close to the listener's ear or within the outer ear. Common forms include the hand-held telephone receiver; the headphone, in which one or two Neckband are held in place by a band worn over the head; and the plug Neckband , which is inserted in the outer opening of the ear. Profile Support: HSP, HEP, A2DP, AVRCP Standby time: 120 hours Horn diameter: 10mm Speaker sensitivity: 98dB ± 3dB (IEC711 at 1kHz) Impedance: 16 Ω ± 15% Frequency response range: 20-20000 Hz Distance: 10m barrier-free"