Looking for reliable suppliers of outdoor audio systems with below requirements:  
1. Application: Outdoor parties and events  
2. Required features:  
  - Weather-resistant/waterproof construction  
  - Wireless connectivity (Bluetooth/USB)  
  - Battery-powered operation preferred  
3. Required specifications:  
  - Power output  
  - Frequency response range  
  - IP rating  
Please provide:  
- Product specifications sheet  
- MOQ  
- Unit price (FOB/CIF)  
- Lead time  
Samples required before bulk order.

We are interested in sourcing a soccer ball with the following specifications: ? Outer Cover Material: High-quality polyurethane (PU) or a blend of polyurethane and PVC to ensure wear resistance and a good ball touch. ? Panel Quantity and Type: 32 hand-stitched or thermally bonded panels to provide stable flight and increased durability. ? Inner Bladder: Latex or butyl with high air retention to reduce inflation frequency and enhance game response. ? Weight and Circumference: Compliance with FIFA standards: weight between 410-450 grams and circumference of 68-70 cm. ? Recommended Inflation Pressure: Between 0.6 and 1.1 bar to ensure controlled bounce and better playability. 

VIBRATION SENSOR MFR.: TROLEX MODEL: TX5637 / , RANGE : 0-100 MM/S, FREQUENCY RESPONSE : 2-1000 HZ , IP 67 SUPPLY VOLTAGE : 10-32 VDC , OUTPUT : 4-20 Is this or any alternative available?