Sony DRBT20NX Headphones User Manual


 
26
Specifications
General
Communication System
BLUETOOTH Specification version 2.0
Output
BLUETOOTH Specification Power Class 2
Maximum communication range
Line of sight approx. 10 m (30 ft) *
1
Frequency band
2.4 GHz band (2.4000 GHz – 2.4835 GHz)
Modulation method
FHSS
Compatible BLUETOOTH Profiles*
2
A2DP (Advanced Audio Distribution
Profile)
AVRCP (Audio Video Remote Control
Profile)
HSP (Headset Profile)
HFP (Hands-free Profile)
Supported Codecs
*
3
SBC
*
4
, MP3
Supplied Accessories
AC power adaptor (1),
Battery charging stand (1),
Earbuds (S × 2, M × 2, L × 2),
Holder (1)
*
1
The actual range will vary depending
on factors such as obstacles between
devices, magnetic fields around a
microwave oven, static electricity,
reception sensitivity, aerial’s
performance, operating system,
software application, etc.
*
2
BLUETOOTH standard profiles
indicate the purpose of BLUETOOTH
communication between devices.
*
3
Codec: Audio signal compression and
conversion format
*
4
Subband Codec
Headset
Power source
DC 3.7 V: Built-in lithium-ion
rechargeable battery
Strap
Approx. 0.35 m (13
7
/
8
in)
Cord (from unit to earpiece)
Approx. 0.4 m (15
3
/
4
in)
Mass
Mass: Approx. 33 g (1.17 oz) including
strap and earpieces
Earpieces: Approx. 4 g (0.15 oz) not
including cord
Rated power consumption
1.5 W
Receiver
Type
Closed, dynamic
Driver unit
9 mm dome type (CCAW adopted)
Reproduction frequency range
20 – 20,000 Hz
Microphone
Type
Omni directional, electret condenser
Effective frequency range
100 – 4,000 Hz
Design and specifications are subject to
change without notice.