BST 270TW - 2x 100V 5.25″ (13 cm) line wall speakers – 30 W – White

BST 270TW – 100V 5.25″ (13 cm) In-Wall Speaker Set – 30 W – White

The BST 270TW set includes two high-fidelity in-wall speakers for 100 V or low impedance (8 Ω) lines, ideal for PA and background music in retail, offices, hospitality, or industrial installations. Each speaker integrates a 5.25″ (13 cm) woofer and a 1.5″ tweeter in a 2-way configuration, mounted on a durable ABS chassis with a metal grille. Power is adjustable (30 W, 15 W, 7.5 W) via an internal switch, and they can also operate at 8 Ω for direct connection. They are supplied with adjustable metal brackets for easy installation and adjustment of the sound projection angle, and their white finish ensures discreet and professional integration.

Main features

• Set of 2 wall speakers for 100 V or 8 Ω line
• 5.25″ (13 cm) woofer and 1.5″ tweeter in 2 ways
• Power selection by switch: 30 W / 15 W / 7.5 W
• ABS chassis with heavy-duty metal grille
• Metal wall mounting brackets adjustable ±15°
• Textured white finish
• Frequency response: 90 Hz – 20 kHz
• Sensitivity: 99 dB SPL @ 1 W/1 m
• Dispersion: 160 °
• Dimensions per unit: 276 × 170 × 170 mm
• Weight per unit: 2.3 kg

Product benefits

• Installation flexibility: Compatible with 100V lines in PA installations and also with low impedance systems.
• Coverage adjustment: Three power levels adaptable to the size of the space and the desired sound intensity.
• Robustness: ABS housing and metal grille that resist impacts and continuous use.
• Aesthetic integration: Discreet white finish that blends into any interior decor.
• Easy assembly: Swivel brackets make it easy to attach and adjust the angle without complex tools.

Use cases

• Sound reinforcement for commercial spaces: shops, cafes, restaurants.
• Background music and announcements in offices, waiting rooms and lobbies.
• Warning systems in hotels, shopping centers and public buildings.
• Audio reinforcement in classrooms, small auditoriums, and meeting rooms.

Frequently Asked Questions

• How do I change the power on 100V line?
  Remove the front grille and set the internal switch to the desired position (30 W, 15 W or 7.5 W).
• Can they be used outdoors?
  They are durable, but designed for indoor or outdoor use under cover.
• Can I connect multiple units in parallel?
  Yes, multiple speakers can be daisy-chained at 100V without impedance mismatch.
• What tools do I need for installation?
  Just a drill to fix the wall mount and a screwdriver for the electrical wiring.

Technical description for projects

Set of two 2-way wall speakers with 5.25″ woofer and 1.5″ tweeter, 100 V line (taps 30/15/7.5 W) or 8 Ω, ABS + metal grille, indoor use temperature, dispersion 160 °, sensitivity 99 dB, 276×170×170 mm, 2.3 kg/unit.