bt70

bluetooth earphone *Bluetooth version 3.0 or V2.1+EDR, Class II *Bluetooth Profiles:HSP, HFP *Talk time: u bluetooth earphone*Bluetooth version 3.0 or V2.1+EDR, Class II *Bluetooth Profiles:HSP, HFP *Talk time: up to 2.5 hrs *Standby time: up to 30 hrs *Charging time:less than 2 hrs *Battery capacity: 40 mAh *Operation distance:10 meters *Chipset:ISSC *Frequency Response is 22-18000 Hz *Pcs/Ctn: ...

Made from borosilicate 4.0 glass Features: 1) Made from borosilicate 4.0 glass 2) Lighting tubing: horn-shape and vent-pipe3) Specifications: a) Mercury lighting: BT70, BT75, BT80, BT90 and BT120b) Sodium lighting: BT62, T37.5 x 180, T37.5 x 208, T46 x 220, T46 x 265 and T46 x 290 c) Halogen lighting: ED55, ED75, ED90 and ED120 glass shell