Yamaha Stagepas400BT Portable PA System  400W Bluetooth Sound System with 8-Channel Mixer & Dual Speakers

Product Introduction

The Yamaha STAGEPAS 400BT is a versatile and portable 400W PA system that combines professional-grade audio performance with ease of use. Featuring an 8-channel powered mixer, two 8-inch speakers, Bluetooth streaming, SPX digital reverbs, onboard feedback suppressor, and flexible EQ control, the STAGEPAS 400BT is the ideal solution for live performances, presentations, events, and mobile setups.

Key Features / Bullet Points

• 400W (200W + 200W) portable PA system

• 8-channel powered mixer (4 mono + 4 mono/2 stereo line inputs)

• Bluetooth audio streaming for wireless playback

• SPX digital reverbs with 4 types & parameter control

• 1-Knob Master EQ™ with Virtual Bass Boost

• Onboard feedback suppressor for clear sound

• 2-band EQ per channel (High & Low)

• High-quality 8" LF woofer & 1" HF compression driver

• Max SPL: 125 dB per speaker

• Detachable mixer with phantom power (CH1 & CH2)

• Monitor & Subwoofer outputs with auto HPF

• Compact & lightweight design (18.3 kg total)

• Supplied with cables, ferrite cores, non-skid pads & cover panel

 Technical Specifications

Outline

• Type: Powered mixer with 2 passive speakers

• Mixing capability: 8 channels

• Input functions: Hi-Z (CH4), ST/MONO switch (CH5/6–7/8)

• Output functions: Feedback suppressor, 1-Knob Master EQ™

I/O

• Inputs: 4 mono mic/line + 4 mono/2 stereo line

• Phantom power: +30V (CH1,2)

• Outputs: SPEAKERS OUT (L/R), MONITOR OUT (L/Mono, R), SUBWOOFER OUT (Mono, auto HPF)

• Bluetooth: Ver.4.1 (A2DP v1.2), Range ~10m

• Control: Optional reverb foot switch

Channel EQ

• EQ High: Shelving at 8 kHz

• EQ Low: Shelving at 100 Hz

• EQ Mid: –

Processors & Amplifier

• DSP: SPX digital reverb (4 programs, parameter control)

• Power Output (@4Ω): 400W (Dynamic), 360W (Continuous)

Speaker Specs

• Type: 2-way bass-reflex

• Frequency Range: 55 Hz – 20 kHz

• Coverage: H 90° × V 60°

• Components: LF 8" woofer, HF 1" compression driver

• Max SPL: 125 dB / speaker

Power & Control

• Requirements: 100–240V, 50/60 Hz

• Consumption: 30 W (Idle), 70 W (1/8 Power)

• Pole socket: 34.8–35.2 mm with StageLok™

Accessories & Options

• Included: Cover panel, power cord (2m), 2 × 6m speaker cables, non-skid pads, ferrite cores, cable ties

• Options: Yamaha BMS10A (mic stand adaptor), FC5 (foot switch for reverb)

Dimensions & Weight

• Speaker (W×H×D): 289 × 472 × 275 mm

• Mixer (W×H×D): 308 × 180 × 116 mm

• Weight: 18.3 kg total (2 × Speakers 7.7 kg + Mixer 2.9 kg)