SR-B30A SR-B40A SR-B20A
General Drivers Front L/R: 4.6 cm (1.8") cone × 4, Tweeter: 2.5cm (1") dome × 2, Built-in subwoofer: 7.5 cm (3") cone × 2 Center unit: Front L/R: 4.6 cm (1.8“) cone × 4, Tweeter: 2.5 cm (1") dome × 2, Subwoofer: 16 cm (6-1/4") cone Front L/R: 5.5 cm (2-1/8") cone × 2, Tweeter: 2.5 cm (1") dome × 2, Built-in subwoofer: 7.5 cm (3") cone × 2
Output Power 120 W (Front L/R: 30 W × 2-ch, Built-in subwoofer: 60 W) 200 W (Front L/R: 50 W × 2-ch, Subwoofer: 100 W) 120 W (Front L/R: 30 W × 2-ch, Built-in subwoofer: 60 W)
Power Consumption 23 W Center unit: 25 W, Subwoofer: 20 W 25 W (Rated)
Standby Power Consumption 0.3 W (HDMI control off, Bluetooth standby off), 0.6 W (HDMI control on, Bluetooth standby on) Center unit: 0.3 W (HDMI control off, Bluetooth standby off), 0.6 W (HDMI control on, Bluetooth standby on) Subwoofer: 0.8 W 0.2 W (HDMI control off, Bluetooth standby off), 0.5 W (HDMI control on, Bluetooth standby on)
Dimensions (W x H x D) Installing the unit in front of a TV: 910 × 68 × 133 mm (35-7/8" × 2-5/8" × 5-1/4"), Mounting the unit on a wall with spacers: 910 × 66 × 139 mm (35-7/8" × 2-5/8" × 5-1/2") Center unit: 910 × 68 × 133 mm (35-7/8” × 2-5/8” × 5-1/4”), Subwoofer: 194 × 419 × 407 mm (7-5/8” × 16-1/2” × 16”) Installing the unit in front of a TV: 910 × 53 × 131 mm (35-7/8" × 2-1/8" × 5-1/8"), Mounting the unit on a wall with spacers: 910 × 131 × 62 mm (35-7/8" × 5-1/8" × 2-1/2")
Weight 3.9 kg (8.6 lbs) Center unit: 2.9 kg (6.4lbs), Subwoofer: 8.1 kg (17.9lbs) 3.2 kg (7.1 lbs)
Input / Output HDMI 1 out (eARC) 1 out (eARC) 1 out (TV ARC)
Digital Optical Yes Yes 2 in
Subwoofer output Yes No Yes
Analog Audio No No No
HDMI 4K Pass-through No No No
eARC/ARC eARC/ARC eARC/ARC -
CEC Yes Yes Yes
Auto Lip-Sync No No No
3D Pass-through - - No
ARC - - Yes
Sound Technology Surround Technology Dolby Atmos Dolby Atmos DTS® Virtual:X™
Surround Mode Stereo, Standard, Movie, Game Stereo, Standard, Movie, Game Stereo, Standard, Movie, Game
Compressed Music Enhancer No No Yes (for Bluetooth)
Bass Extension Yes Yes Yes
Audio Formats Dolby Digital Yes Yes Yes
Dolby Pro Logic II No No Yes
DTS Digital Surround No No Yes
File Format - - No
Connectivity Wireless Music Streaming No No No
Wi-Fi No No No
MusicCast Surround No No No
AirPlay No No No
Bluetooth Version/Profile Version: Ver 5.1 / Profiles: A2DP / Codecs: SBC, AAC Version: Ver 5.1 / Profiles: A2DP / Codecs: SBC, AAC Version: Ver 5.0 / Profiles: A2DP / Codecs: SBC, AAC
Bluetooth Maximum Communication Range Approx. 10 m ; 33ft (without obstructions) Approx. 10 m ; 33ft (without obstructions) Approx. 10 m ; 33ft (without obstructions)
Wireless Subwoofer No Yes No
Other Features App Control Yes (Sound Bar Remote) Yes (Sound Bar Remote) Yes (Sound Bar Remote)
Learning Function No No No