SERVICE MANUAL
Ver. 1.1 2005.01
General
Bluetooth Compliance:
Bluetooth standard Ver. 1.1
Output power:
Bluetooth standard Power Class2
Frequency band:
2.4GHz band ( 2.4000 GHz – 2.4835
GHz )
Max. Communication range:
Line of sight approx. 10 m
Supplied accessory:
AC power adaptor (1),
Hanger (S) (1), Car attachment (1)
Battery charger (1) (BT1 only)
Bluetooth earset DR-BT1
Supported Bluetooth Profiles:
Headset Profile, Hands-free Profile
Power source:
DC 3.7 V: Built-in Li-ion rechargeable
battery
Typical Talk time:
7 hours
Typical Standby Time:
160 hours
Mass:
Approx. 20 g
Receiver
Type:
Open air, dynamic
Driver unit:
13.5 mm dome type (CCAW Voice
Coil)
Sensitivity:
104 dB/mW
16 Ω at 1 kHz
Impedance:
Power handling capacity:
50 mW (IEC)
Reproduction frequency range:
50 – 20,000 Hz
Sony Corporation
9-879-223-02
Personal Audio Company
2005A02-1
Published by Sony Engineering Corporation
© 2005.01
DR-BT1/BT1K
Photo : DR-BT1K
SPECIFICATIONS
Microphone
Type:
Unit:
Output impedance:
Open circuit voltage level: -42 dB(0 dB = 1 V/Pa)
Effective frequency range: 100 – 5,000 Hz
Bluetooth earset adaptor DRC-BT1 (BT1K only)
Supported Bluetooth Profiles:
Power source:
Typical Talk time:
Typical Standby Time:
Cord:
Plug:
Mass:
Design and specifications are subject to change without notice.
BLUETOOTH EARSET SYSTEM
US Model
Flexible pipe microphone
Electret condenser
Under 2.2 kΩ
Headset Profile
DC 1.2 V: Built-in Ni-MH rechargeable
battery
5 hours
100 hours
0.20 m (Max. stretch length 0.7m)
2.5 mm tri-pole plug
Approx. 35 g (without cord)