RPB1

Big sound. Pocket size. Completely waterproof.

The Rockville RPB1 is a 10-watt portable Bluetooth speaker built for people who want real power in a compact, go-anywhere form. IPX67 rated and fully submergible — not just splash-resistant — it handles showers, pools, rain, and outdoor adventures without missing a beat. Bluetooth 4.0 with NFC pairing keeps your music connected up to 40 feet away.

Why You'll Love It

• 10W peak power, 3W RMS — louder and clearer than most speakers its size, with less than 1% distortion
• IPX67 fully submergible — can be dunked in water, not just splashed; pool, shower, beach-ready
• 10-hour battery life — 500mAh battery charges in 1–2 hours via included MicroUSB cable
• Bluetooth 4.0 with EDR — stable A2DP streaming up to 40 feet; auto-reconnects to previously paired devices
• NFC pairing — tap your NFC-enabled Android device to connect instantly, no menu required
• Built-in mic — take and make hands-free calls directly through the speaker
• Full playback controls on the speaker — play, pause, skip, volume up/down; works with Spotify, Pandora, and more
• Aluminum clip + hanging string included — clip to a zipper, bag, or leash; hang from a showerhead
• Rugged 100% ROHS silicone & ABS construction — shockproof with rubber feet for stable placement on hard surfaces
• Circular palm-sized design — fits in your hand or pocket; 0.3 lbs

Perfect For

• Shower and bathroom listening
• Running, hiking, and camping
• Pool and beach days
• Walking the dog
• Desk and kitchen use
• Travel and everyday carry

What's in the Box

• RPB1 Bluetooth speaker
• Aluminum clip
• Hanging string (for showerhead mounting)
• MicroUSB charging cable
• User manual

Specifications

• Power: 10W peak / 3W RMS
• Waterproof rating: IPX67 (fully submergible)
• Battery: 500mAh — up to 10 hours playback
• Charge time: 1–2 hours
• Bluetooth: 4.0 with EDR, 40 ft range
• Frequency response: 150Hz – 18kHz
• Distortion: <1%
• Material: 100% ROHS silicone & ABS
• Dimensions: 3.35" × 3.43" × 1.34"
• Weight: 0.3 lbs

Compatible with iPhone, iPad, Android, laptops, and any Bluetooth-enabled device. 

Advanced Details — Deep Dive

IPX67 — What Fully Submergible Actually Means

Most portable speakers are marketed as "water-resistant" or "splash-proof," which typically means they can handle light rain or accidental splashes. The RPB1's IPX67 rating is a significant step beyond that. The "6" means it's dust-tight and protected against powerful water jets from any direction. The "7" means it can be submerged in up to 1 meter of water for up to 30 minutes without damage. In practical terms: you can drop it in a pool, bring it into the shower, or use it in heavy rain without worrying about it.

Sound Quality — 10W in a Palm-Sized Package

The RPB1 uses an advanced horn speaker design that increases output efficiency, allowing it to produce significantly more volume and bass response than a standard driver of the same size. The 150Hz–18kHz frequency response covers the full range of music with enhanced bass and clear highs. Distortion is rated at less than 1% — a spec that most budget portable speakers don't come close to. The 100% ROHS silicone and ABS enclosure is tuned to maximize acoustic performance while keeping the unit compact and rugged.

Bluetooth 4.0 + NFC — Two Ways to Connect

Bluetooth 4.0 with Enhanced Data Rate (EDR) provides a stable, low-latency connection up to 40 feet. The speaker automatically remembers previously paired devices and reconnects when powered on — no re-pairing required. For Android and NFC-enabled devices, simply touch your phone to the speaker to pair instantly without navigating Bluetooth menus. Once connected, all playback controls (play, pause, skip forward, skip back, volume up/down) are accessible directly from the speaker's buttons, so your phone can stay in your pocket.

Battery — 500mAh, 10-Hour Runtime

The 500mAh lithium battery is rated for up to 10 hours of continuous playback at moderate volume. Charge time is 1–2 hours via the included MicroUSB cable. The battery is designed for long-term reliability — maintaining consistent performance over hundreds of charge cycles. The MicroUSB port is sealed to maintain the IPX67 waterproof rating when not in use.

Clip, String, and Rubber Feet — Three Ways to Place It

The included aluminum clip attaches to zippers, bag straps, dog leashes, belt loops, or anything else you can clip to. The hanging string loops over a showerhead or hook for hands-free shower listening. The rubberized impact-resistant feet on the bottom of the unit keep it stable and vibration-free when placed on any hard surface — desk, countertop, or table — while also protecting the surface from scratches.