Sony HT-ST7 Reference Manual page 16

Output
BLUETOOTH Specification Power Class 2
Maximum communication range
Line of sight approx. 10 m (33 ft)
Maximum number of devices to be registered
9 devices
Frequency band
2.4 GHz band (2.4000 GHz - 2.4835 GHz)
Modulation method
FHSS (Freq Hopping Spread Spectrum)
Compatible BLUETOOTH profiles
A2DP (Advanced Audio Distribution Profile)
AVRCP 1.3 (Audio Video Remote Control Profile)
3)
Supported Codecs
SBC 4) , AAC 5) , aptX
Transmission range (A2DP)
20 Hz - 20,000 Hz (Sampling frequency 44.1 kHz)
1) The actual range will vary depending on factors such as obstacles
between devices, magnetic fields around a microwave oven, static
electricity, cordless phone, reception sensitivity, 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
5) Advanced Audio Coding
Front L/Front R speaker blocks
Speaker system
2-way speaker system, Acoustic suspension
Speaker
Woofer: 65 mm (2 5/8 in) cone type, Magnetic fluid speaker
Tweeter; 20 mm (13/16 in) dome type
Rated impedance
4 ohms
Center speaker block
Speaker system
Full range speaker system, Acoustic suspension
16
US
1)
2)
Speaker (5 speakers)
65 mm (2 5/8 in) cone type, Magnetic fluid speaker
Rated impedance
4 ohms
General
Power requirements
120 V AC, 60 Hz
Power consumption
On: 50 W
"Control for HDMI" is off (Standby mode): 0.5 W or less
BLUETOOTH Standby mode: 0.5 W or less
Dimensions (approx.) (w/h/d)
1,080 mm × 109 mm × 110 mm (42 5/8 in × 4 3/8 in × 4 3/8 in)
(without grille frame, without stands)
1,080 mm × 109 mm × 129 mm (42 5/8 in × 4 3/8 in × 5 1/8 in)
(with grille frame, without stands)
1,080 mm × 129 mm × 138 mm (42 5/8 in × 5 1/8 in × 5 1/2 in)
(with grille frame, with stands)
1,080 mm × 129 mm × 130 mm (42 5/8 in × 5 1/8 in × 5 1/8 in)
(without grille frame, with stands)
Mass (approx.)
7.9 kg (17 Ib 6 5/8 oz) (with grille frame, with stands)
Subwoofer (SA-WST7)
POWER OUTPUT (reference)
100 W (per channel at 4 ohms, 100 Hz)
Speaker system
Subwoofer, Passive radiator type
Speaker
180 mm (7 1/8 in) cone type
200 mm × 300 mm (7 7/8 in × 11 7/8 in) cone type, Passive radiator
Rated impedance
4 ohms
Power requirements
120 V AC, 60 Hz
Power consumption
On: 30 W
Standby mode: 0.5 W or less
Dimensions (approx.)
241 mm × 391 mm × 411 mm (9 1/2 in × 15 1/2 in × 16 1/4 in)
(w/h/d)