Audio & Power Performance
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Total Output Power: 6W (3W x 2 RMS) – Some high-performance variants list up to 10W (5W x 2).
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Driver Size: Dual 52mm full-range internal magnetic drivers.
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Frequency Response: 85Hz – 20kHz (provides a better low-end range than smaller mini-speakers).
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Impedance: 3Ω or 4Ω.
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Signal-to-Noise Ratio (S/N): ≥85dB.
Connectivity & Versatility
One of the key strengths of the PT-913 is its multiple input methods, often exceeding basic USB speakers:
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Wired Input: 3.5mm standard auxiliary jack for PC/Laptop/Tablet.
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Power Source: USB DC 5V (can be powered by a computer port or a wall adapter).
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Wireless: Many versions include Bluetooth 4.0/5.0 support for mobile streaming.
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Expansion Ports: Support for TF Card (MicroSD), USB Flash Drive, and sometimes an FM Radio mode.
Design & Aesthetics
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Form Factor: Horizontal soundbar design.
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Lighting: Features Dynamic RGB LED lighting with multiple modes (some versions allow switching modes via touch or button).
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Material: High-quality fire-retardant ABS plastic with a carbon-fiber or matte finish.
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Dimensions: Approximately 38cm to 40cm in length, designed to sit flush under standard monitors.
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Controls: Top or front-mounted buttons for Volume +/-, Next/Previous track, and Mode switching.
Key Highlights
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Space-Saving: The long, thin profile fits perfectly in the “dead space” under your screen.
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Hybrid Use: Works as a dedicated PC speaker during the day and a portable Bluetooth speaker at night (if the specific sub-model includes the built-in 1200mAh battery).
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Hi-Fi Quality: Marketed for “Hi-Fi” sound quality with dedicated bass diaphragms for a richer audio experience compared to standard budget speakers.
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