The bass response is optimised via the bass reflex vent and the speakers have an excellent frequency response from 70Hz to 21Khz. Bassface GT Audio GT-BX24B 4Ohm 2x50w RMS 3-Way Weatherproof Outdoor Box Speakers (Black) Pair.
eBay
Herdio is a professional audio speaker manufacturer with 10+ years experience. it has a good reputation in ceiling speaker, outdoor speaker, marine speaker and audio system for many years. Herdio standards and superior quality brings you ultimate using experience.
eBay
Bassface SPLBOX.2 4Ohm 2x100w RMS Waterproof Outdoor Mini Box Speakers (White) Pair. Excellent bass response and smooth midrange. No changes planned. New Model introduced Q3 2019 SPLBOX.2 with plastic grille.
eBay
The bass response is optimised via the bass reflex vent and the speakers have an excellent frequency response from 70Hz to 21Khz. Bassface GT Audio GT-BX24W 4Ohm 2x50w RMS 3-Way Weatherproof Outdoor Box Speakers (White) Pair.
eBay
100V Amplifiers & Speakers. Rotary selector switch for 100V line tappings or 8 Ohms operation. Suitable for wall mounting via adjustable fixing bracket. Wall mounting bracket supplied. Vehicle Accessories.
eBay
Easy to Install, supplied with a mounting bracket for convenient wall-mounting. Priced and Sold as a Pair, ideal for stereo sound or expanding coverage in larger areas. Lithe Audio iO1 Wireless WiFi Bluetooth Outdoor Waterproof Speakers PAIR.
eBay
25 Watt Wired Garden Speakers Outdoor Weatherproof Used for about a week inside a patio, then put away in storage. I have retested them and they are working and sounding perfect as seen in video 
eBay
This powerful Bluetooth speaker system is compatible with all your favorite Bluetooth devices. The system let’s you stream music from your Bluetooth compatible device or phone directly to the unit. Get rid of those extra cables with the 30'+ range, and enjoy crisp sound with a rapid wireless setup.
eBay