PANASONIC(RAMSA) / WS-AC066

RAMSA / WS-AC066 is a ceiling-embedded near-field speaker that supports both low impedance and high impedance, and provides wideband frequency characteristics and dynamic sound from announcement to BGM playback.

■ Near field speaker
■ Ceiling embedded type
■ 16 cm coaxial
■ Supports both high impedance and low impedance
■ Black
■ 1

■ We adopt high-quality two-way speaker system
Provides wideband frequency response and dynamic sound from announcement to BGM playback.
■ Equipped with low impedance and high impedance selector switches
Equipped with a low impedance mode that connects to an amplifier on a one-to-one basis for powerful sound, and a high impedance mode selector switch that connects multiple speakers to one amplifier for efficient sound.
■ Includes special brackets and metal fittings required for installation
Includes panel, support rail, and fall prevention wire.


■ Type 2-way coaxial bass reflex type
■ Input impedance * 1
High impedance: 167 Ω, 330 Ω, 670 Ω
Low impedance: 8 Ω
■ Rated input (high impedance)
60 W, 30 W, 15 W
■ Allowable input (low impedance)
160 W (continuous program) / 80 W (RMS) * 2
■ Output sound pressure level 92 dB (1 m / 1 W)
■ Frequency characteristics 80 Hz to 20 kHz (-20 dB)
■ Speaker used
For low frequencies: 16 cm corn woofer
For high frequencies: 2.5 cm dome tweeter
■ Operating temperature range -10 ℃ ~ + 50 ℃
■ Dimensions φ252 mm Depth 186 mm
■ Ceiling hole processing diameter φ225 mm
■ Mass approx. 3.4 kg (including punching net)
* 1 Can be switched with the impedance selector switch on the rear surface.
* 2 Rated noise power specified in JIS C5532: 2014