Bluetooth Car Kit BT S200 has an OLED screen, which supports the extra functions such as displays caller ID, battery status, phone book downloading, and etc. Furthermore, it supports simultaneous two-link connections which means it can support two mobile phone at the same time.

1) Model : BT S200
2) Standard : Bluetooth V2.0 ( Class II )
3) Frequency : 2.4GHZ~2.48GHz ISM Band 
4) Operation Range : Up to 10 meters (33 feet)
5) Data Rate : 723 kbps
6) Sensitivity : -80dBm@0.1%BER 
7) RF TX Power:  0 dBm 
8) Connectivity : Point to point
9) Audio Codec : 15 bits resolution,S/N>60DB 
10) Audio Encryption : 128bits 
11) Battery : Rechargeable Li-ion polymer 770mAh
12) OLED Screen : Control menu, phone status, battery capacity, call status, caller's ID and phonebook records.
13) Talk Time : 6 hours 
14) Stand by Time : 550 hours
15) Charger : 5V DC, 110 - 240V AC adapter with 4-Pin miniUSB Interface,
or 12/24V Car Charger 
16) Charge Interface : 4-pin mini USB 
17) Storage Temperature : -40-85 Centigrade
18) Dimension : 77g including battery