Delivery & Returns
DELIVERY
Touchstone AV are currently offering FREE STANDARD DELIVERY to Mainland UK*. (Except for special delivery items, the price for these products will be shown during checkout)
We reserve the right to change our delivery charges as and when necessary. This does not affect your Statutory Rights.
DISPATCH TIMES
Goods are normally dispatched within 48 hours following receipt of order and confirmed payment, please allow up to 5 working days for your goods to be delivered. If your order is likely to take any longer or is one of our special order items, one of our customer services representatives will contact you to let you know.
RETURNS
Touchstone AV want you to be completely satisfied with all purchases made from us. In the unlikely event that you would like to return any item to us, please refer our refunds and returns section.






SVS SB17-Ultra Subwoofer
- Proprietary SVS 17-inch long-throw driver with high-precision tuned overhung motor configuration
- 8-inch Dual Voice Coil with high current 4-layer bifilar copper-clad aluminium wire windings
- SVS STA-2800 Class D Dual-mono discrete Class D amplifier design inc eight massive 60A/200V MOSFETs
- High resolution 295MHz Analog Devices Audio DSP with double precision 56bit filtering
- Advanced digital audio processing and DACs with 120 dB Signal-to-Noise Ratio
- All new Switch Mode Power Supply (SMPS) includes a two-stage 100v-240v full range active Power Factor Correction (PFC)
- SVS Subwoofer Control Smartphone app (Apple iOS, Google Android, and Amazon Fire) allows convenient and intuitive management of all subwoofer controls
- Subwoofer Auto Room Equalization
- Frequency response: 15Hz to 320Hz +/-3dB
- Inputs/outputs: unbalanced RCA, balanced XLR, IR and trigger inputs and USB input for SVS SoundPath wireless operation
- For operation without app, rear panel OLED display includes a convenient ‘Display Flip’ function for easier operation from above
- Finish options: piano gloss black, premium black oak wood veneer
- Dimensions (with grille) H x W x D mm: 507 x 495 x 537
- Dimensions (without grille H x W x D mm: 507 x 495 x 516
- Weight (unboxed): 56.25kg
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