SR-B40A SR-B30A
General Drivers 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: 4.6 cm (1.8") cone × 4, Tweeter: 2.5cm (1") dome × 2, Built-in subwoofer: 7.5 cm (3") cone × 2
Output Power 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 Center unit: 25 W, Subwoofer: 20 W 23 W
Standby Power Consumption Center unit: 0.3 W (HDMI control off, Bluetooth standby off), 0.6 W (HDMI control on, Bluetooth standby on) Subwoofer: 0.8 W 0.3 W (HDMI control off, Bluetooth standby off), 0.6 W (HDMI control on, Bluetooth standby on)
Dimensions (W x H x D) 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 × 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")
Weight Center unit: 2.9 kg (6.4lbs), Subwoofer: 8.1 kg (17.9lbs) 3.9 kg (8.6 lbs)
Input / Output HDMI 1 out (eARC) 1 out (eARC)
Digital Optical Yes Yes
Subwoofer output No Yes
Analog Audio No No
HDMI eARC/ARC eARC/ARC eARC/ARC
CEC Yes Yes
Auto Lip-Sync No No
Sound Technology Surround Technology Dolby Atmos Dolby Atmos
Surround Mode Stereo, Standard, Movie, Game Stereo, Standard, Movie, Game
Compressed Music Enhancer No No
Bass Extension Yes Yes
Audio Formats Dolby Digital Yes Yes
Dolby Pro Logic II No No
DTS Digital Surround No No
Connectivity Wireless Music Streaming No No
Wi-Fi No No
MusicCast Surround No No
AirPlay No No
Bluetooth Version/Profile Version: Ver 5.1 / Profiles: A2DP / Codecs: SBC, AAC Version: Ver 5.1 / Profiles: A2DP / Codecs: SBC, AAC
Bluetooth Maximum Communication Range Approx. 10 m ; 33ft (without obstructions) Approx. 10 m ; 33ft (without obstructions)
Wireless Subwoofer Yes No
Other Features App Control Yes (Sound Bar Remote) Yes (Sound Bar Remote)
Learning Function No No