This document provides specifications for the Sony DR-BT21G Bluetooth audio transmitter. It allows wireless streaming of audio from a device to headphones or speakers using Bluetooth. The summaries are: 1. The DR-BT21G supports Bluetooth profiles for wireless audio streaming, including A2DP for high quality audio and AVRCP for remote control. 2. It has a range of up to 10 meters and supports Bluetooth version 2.0 with compatible headsets and speakers. 3. The transmitter is powered by a 3.7V DC lithium ion battery and has dimensions of 30mm x 63g for portable use.

1. 3-095-524-02(1)
DR-BT21G
©2007 Sony Corporation

2. v
1 AC
AC
b1
2 AC
3
2

3. .............................................................. 10
Bluetooth ........................................................ 11
.................................................................. 12
......................................................................... 14
......................................................................... 16
................................................................................. 16
............................................................................. 16
......................................................................... 18
Bluetooth .................................................... 19
................................................................................ 20
Bluetooth – AVRCP .................................. 21
.................................................................................... 22
Bluetooth – HFP HSP ......................... 24
.......................................................... 25
......................................................................... 26
Bluetooth .................................................... 28
.............................................................. 29
..................................................................... 31
....................................................... 32
.................................................................................... 33
3

4. AC
AC
•
•
•
4

5. AC
AC
100 V
AC
AC
AC
5

6. •
Bluetooth
•
AC
6

7. 22 cm
AC
AC
AC
AC
7

8. • AC
•
•
•
•
•
JBRC
http://www.jbrc.net/hp/contents/index.html
8

9. Bluetooth
•
•
2.4 GHz 2.4000 GHz 2.4835 GHz
2.4 GHz
1.
2.
3.
2.4 GHz
FH-SS
10 m
Bluetooth Bluetooth SIG,INC.
9

10. Bluetooth®
*1
• Bluetooth
*2
• Bluetooth
*3
• Bluetooth
•
•
Bluetooth 29
*1 Bluetooth A2DP(Advanced Audio Distribution Profile)
*2 Bluetooth HSP(Headset Profile) HFP(Hands-free
Profile)
*3 Bluetooth AVRCP(Audio Video Remote Control Profile)
10

11. Bluetooth
Bluetooth
Bluetooth
c 16
V V
Bluetooth Bluetooth
Bluetooth
Bluetooth
Bluetooth
AVRCP
A2DP
c 20
V HFP HSP
c 22
V
Bluetooth
c 20 22 c 23 24
11

12. 6 VOL +*/–
1
7
2 8R
9 L
3 q; L
qa
qs R
4 qd POWER
qf
5 RESET qg DC IN 3 V
* ( )
12

13. 1 1
2
2
•
•
13

14. 1 2
AC
DC IN 3 V
3 *
DC IN 3 V
AC
*
AC
z
AC
– 0
40
–
14

15. •
•
•
• AC
AC
*
11
100
*
POWER
3
2
1
15

16. Bluetooth
1 Bluetooth
1m
2
POWER 7
•
•9
8
8
• 3
8
2
•5
•
• 1
16

17. 3 Bluetooth
Bluetooth
Bluetooth
DR-BT21G
DR-BT21G
1 z
• Bluetooth
4 Bluetooth
DR- 15
BT21G • Bluetooth
5 Bluetooth 32
*
0000
Bluetooth
* PIN
PIN
6 Bluetooth
Bluetooth
Bluetooth
Bluetooth
Bluetooth
17

18. 1 3
POWER
( )
2
18

19. Bluetooth
B:
R:
– ...
– – – – – – –
B
– ...
– – – – – – –
R
...
–– –– –– –– ––
B
R–
...
–– –– –– –– ––
B
...
–– –– –– –– ––
R
– – – – – ...
–––––––––
HFP/HSP B
R–
A2DP
– – – ...
– ––––––– –
HFP/HSP B
R–
A2DP
– – – – ...
––––––––
B
R–
– – – ...
–––––––
B
R–
HFP HSP
...
B
R–
– – – – ...
––––––––
B
R–
– – – ...
–––––––
B
–
R
19

20. VOL –
• POWER 7
VOL +
•
HFP HSP
POWER
Bluetooth HFP
HSP
2 Bluetooth
Bluetooth
A2DP
Bluetooth
– Bluetooth
– Bluetooth
3 Bluetooth
– Bluetooth
z
A2DP*
Bluetooth A2DP Bluetooth
1
POWER
3 A2DP Bluetooth
2
Bluetooth HSP
Bluetooth
Bluetooth
A2DP Bluetooth
*
29
20

21. Bluetooth
– AVRCP
VOL + / –
Bluetooth
z
AVRCP
•
Bluetooth
•
Bluetooth
1 Bluetooth
Bluetooth Nx 1 2
FF/REW 3 4
2 POWER *1
1
3 2
3
*2
4
z
Bluetooth
Nx 5 6
FF/REW 7 8
Bluetooth
1
*
5
6
7
*2
8
*1 Bluetooth
2
2
* Bluetooth
VOL + / –
Bluetooth
21

22. Bluetooth
VOL –
VOL +
Bluetooth
Bluetooth
POWER
A Bluetooth
– Bluetooth
1 Bluetooth
Bluetooth
– Bluetooth
HFP HSP*
Bluetooth
1
POWER 3
Bluetooth
2
DR-BT21G
Bluetooth
HFP HSP
Bluetooth
POWER 7
HFP
z
Bluetooth
1
Bluetooth
*
29
22

23. B
Bluetooth
1
1
5
–
–
– Bluetooth
Bluetooth
1
2
2
z
VOL + / –
–
z
•
•
– 2
23

24. Bluetooth
1 – HFP
Bluetooth
HSP
Bluetooth
HFP
2 POWER HSP
3
HFP
–
–
HSP
*1
–
*1
*2
–
*3
*1
*2
*3
24

25. A2DP HFP HSP
Bluetooth Bluetooth
Bluetooth
HFP HSP Bluetooth
Bluetooth
1 (22 )
HFP HSP Bluetooth
2 Bluetooth ( )
A2DP Bluetooth
1
1
24
2
1
2
25

26. • Bluetooth
Bluetooth
• Bluetooth
10 m
Bluetooth
• –
Bluetooth
Bluetooth
–
• Bluetooth • Bluetooth
Bluetooth
– Bluetooth
– LAN Bluetooth
• Bluetooth
• Bluetooth LAN
IEEE802.11b/g
2.4 GHz
LAN • Bluetooth
Bluetooth
– Bluetooth
Bluetooth SIG Bluetooth
– Bluetooth
LAN 10 m
– Bluetooth
– 10 m
LAN
– Bluetooth
–
•
26

27. •
AC
• AC
JEITA
•
•
•
• AC
•
• AC
•
– AC
•
–
AC
EP-G1
• AC
AC
•
•
27

28. Bluetooth
Bluetooth
Bluetooth
Bluetooth
10 m
2 Bluetooth
1
HFP HSP
USB
Bluetooth
Bluetooth Ver. 2.0
Bluetooth
– A2DP Advanced Audio
Distribution Profile
Bluetooth
– AVRCP Audio Video Remote
Control Profile
AV
– HSP Headset Profile *
– HFP Hands-free Profile *
* Bluetooth HFP
HSP
HFP Hands-free Profile
Bluetooth
Bluetooth
Bluetooth
28

29. LAN Bluetooth
,
,
,
AC
,
Bluetooth
,
Bluetooth
,
Bluetooth
,
Bluetooth
Bluetooth
,
Bluetooth Bluetooth
Bluetooth
,
, Bluetooth
Bluetooth
Bluetooth
,
2.4 GHz
29

30. * SCMS-T
Bluetooth
1
Bluetooth
,
SCMS-T
Bluetooth
,
A2DP Bluetooth SCMS-T
Bluetooth 1
,
SCMS-T
,
POWER
,
7
Nx
2
Bluetooth
,
*1
,
Bluetooth
,
,
A2DP Bluetooth
7
Nx
1
Bluetooth
,
*2
HSP Bluetooth
A2DP Bluetooth
*1
Bluetooth
SCMS-T
,
*2
*
Nx
POWER
7
7
Nx
2
SCMS-T
30

31. Bluetooth
,
Bluetooth
,
Bluetooth
1
POWER 3
, Bluetooth
,
2 POWER
, Bluetooth
7
, 4
,
, Bluetooth
31

32. •
•
• 1
6
32

33. DC 3.7 V
Bluetooth Ver. 2.0
Bluetooth Power Class 2
63 g
10 m*1
2.4 GHz 2.4000 GHz –
2.4835 GHz
30 mm
FHSS
Bluetooth *2 14 – 24,000 Hz
A2DP Advanced Audio
Distribution Profile
AVRCP Audio Video Remote
Control Profile
HFP Hands-free Profile
HSP Headset Profile
100 – 4,000 Hz
*3
SBC*4 MP3
Fraunhofer IIS
A2DP Thomson MPEG Layer-3
20 - 20,000 Hz 44.1 kHz
AC 1
)1
*1
*2 Bluetooth
Bluetooth
*3
*4 Subband Codec
33

36. , AV
http://www.sony.co.jp/av-acc
Bluetooth
FAX
FAX
,
•
DR-BT21G
Printed in Malaysia