Bluetooth advertising transmitter

Bluetooth advertising transmitter Features: paperless business card Protable, Credit card size Send Business card and flyers tomobile phone around you. Send a statistics to yourmobile phone or computer. Specifications: Bluetooth protocol: version 2.0 Frequency: 2.4 GHz Bluetooth range: 10 meters Memory: 2M 4M Business card format: vCard Advertising flyer format: Jpg/ Gif/ word/ pdf etc. statistics format: txt/ xml Charge power supply: DC5.1V/120mA Battery: 280mAh rechargeable Li-Ion battery Working time: up to 6 hours Standby time: up to 200 hours Charging time: about 3 hours Size: 88 x 53 x 5.7 mm Weight: 28g